Uniden BCD996P2 Digital Mobile TrunkTracker V Scanner, 25,000 Dynamically Allocated Channels, Close Call RF Capture Technology, 4-Line Alpha display, Base/Mobile Design, Phase 2, Location-Based Scanning Follows communications on apco 25, Phase 1, Phase 2, x2-tdma, Motorola, edacs & ltr trunked systems Advanced dynamic memory system Close call RF capture Technology instantly tunes to signals from nearby transmitters Gps Compatibility; 100 Quick Key System Access 25,000 dynamically allocated channels.Continuous Band Coverage  25MHz to 1.3GHz Excluding UHF TV and Cellular